Alert archive / Texas / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 128, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at Apr 17, 2019, 11:19 PM CDT for Bowie County, Red River County, Texas; Little River County, Sevier County, Arkansas. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 17, 2019, 11:19 PM CDT (04:19 UTC)
- Expired
- Apr 18, 2019, 12:00 AM CDT
- In force
- 41 min
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Little River County, AR, Sevier County, AR, Bowie County, TX, Red River County, TX
The radar
The Shreveport radar (KSHV), 150 km from the middle of the area, began a volume at 04:21 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 4.3 hours before the alert went out and 278 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2665 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 1143 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 162 m²/s²
- 0-3 km storm-relative helicity
- 142 m²/s²
- Significant tornado parameter
- 1.8
- Supercell composite
- 11.1
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Shreveport, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 17, 10:15 PM CDT, 1 hour 4 minutes earlier.
Area forecast discussion, Apr 17, 10:15 PM CDT, 1 hour 4 minutes before
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</html>Hazardous weather outlook, Apr 17, 11:56 AM CDT, 11 hours 23 minutes before
Hazardous Weather Outlook National Weather Service Shreveport LA 1156 AM CDT Wed Apr 17 2019 ARZ050-051-059-060-070-OKZ077-TXZ096-097-108>112-124-125-136-149- 165>167-181700- Sevier-Howard-Little River-Hempstead-Miller-McCurtain-Red River- Bowie-Franklin-Titus-Camp-Morris-Cass-Wood-Upshur-Smith-Cherokee- Angelina-San Augustine-Sabine- 1156 AM CDT Wed Apr 17 2019 This Hazardous Weather Outlook is for portions of southwest Arkansas, southeast Oklahoma, east Texas, and northeast Texas. .DAY ONE...This Afternoon and Tonight... Strong to severe thunderstorms remain possible during tonight and into Thursday morning. Large hail, damaging winds, and even a tornado or two remain possible. Locally heavy rainfall may lead to isolated flash flooding. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday... Strong to severe thunderstorms will continue into Thursday. Large hail, damaging winds, and a tornado or two will be possible. In addition, locally heavy rainfall may lead to isolated flash flooding. The severe weather threat should end from west to east by Thursday afternoon. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed tonight and into Thursday. ARZ061-071>073-LAZ001>006-010>014-TXZ126-137-138-150>153-181700- Nevada-Lafayette-Columbia-Union-Caddo-Bossier-Webster-Claiborne- Lincoln-De Soto-Red River-Bienville-Jackson-Ouachita-Marion-Gregg- Harrison-Rusk-Panola-Nacogdoches-Shelby- 1156 AM CDT Wed Apr 17 2019 This Hazardous Weather Outlook is for portions of south central Arkansas, southwest Arkansas, north central Louisiana, northwest Louisiana, east Texas, and northeast Texas. .DAY ONE...This Afternoon and Tonight... A Flash Flood Watch is in effect 7 PM CDT this Wednesday evening until 7 PM CDT Thursday evening. Strong to severe thunderstorms are possible tonight and into Thursday. Large hail, damaging winds, and a tornado or two remain possible. Locally heavy rainfall may lead to flash flooding, especially where soils remain very wet from recent heavy rains in southern Arkansas and northern Louisiana. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday... A Flash Flood Watch is in effect 7 PM CDT this Wednesday evening until 7 PM CDT Thursday evening. Strong to severe thunderstorms will continue into Thursday. Large hail, damaging winds, and a tornado or two remain possible. In addition, locally heavy rainfall may lead to flash flooding, especially where soils remain very wet from recent heavy rains in southern Arkansas and northern Louisiana. The severe weather threat should end from west to east during Thursday afternoon. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed tonight and into Thursday. LAZ017>022-181700- Sabine-Natchitoches-Winn-Grant-Caldwell-La Salle- 1156 AM CDT Wed Apr 17 2019 This Hazardous Weather Outlook is for portions of north central Louisiana and northwest Louisiana. .DAY ONE...This Afternoon and Tonight... Strong to severe thunderstorms are possible late tonight and more likely during the daytime hours of Thursday. Large hail, damaging winds, and a tornado or two will be possible. Locally heavy rainfall may lead to isolated flash flooding. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday... Strong to severe thunderstorms are possible during the daytime hours of Thursday. Large hail, damaging winds, and a tornado or two remain possible. In addition, locally heavy rainfall may lead to isolated flash flooding. The severe weather threat should end from west to east by late Thursday afternoon or early Thursday evening. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed by Thursday morning.
In the hours before
Special weather statement, Apr 17, 8:46 PM CDT, 2 hours 33 minutes before
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Special Weather Statement
National Weather Service Shreveport LA
1040 PM CDT Wed Apr 17 2019
OKZ077-TXZ096-180430-
McCurtain OK-Red River TX-
1040 PM CDT Wed Apr 17 2019
...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN MCCURTAIN AND
NORTHWESTERN RED RIVER COUNTIES UNTIL 1130 PM CDT...
At 1039 PM CDT, Doppler radar was tracking a strong thunderstorm 7
miles east of Raymond Gary State Park, or 21 miles east of Hugo,
moving northeast at 40 mph.
Nickel size hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
Manchester, Wright City, Valliant, Millerton, Farmers Hill, Rufe,
Smithville, Watson, Battiest, Pickens, Mount Herman, Sherwood,
Redland, Kanawha, Glover, Kiomatia, Slim, Bethel, Ringold and Golden.
LAT...LON 3451 9447 3450 9447 3378 9513 3387 9530
3391 9528 3389 9526 3389 9525 3393 9525
3396 9523 3394 9516 3423 9515 3425 9505
3451 9505
TIME...MOT...LOC 0339Z 211DEG 37KT 3402 9513
12Special weather statement, Apr 17, 10:49 PM CDT, 30 minutes before
Special Weather Statement National Weather Service Shreveport LA 1049 PM CDT Wed Apr 17 2019 ARZ059-OKZ077-TXZ096-097-180430- Little River AR-McCurtain OK-Bowie TX-Red River TX- 1049 PM CDT Wed Apr 17 2019 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN LITTLE RIVER... SOUTHEASTERN MCCURTAIN...NORTHWESTERN BOWIE AND SOUTHEASTERN RED RIVER COUNTIES UNTIL 1130 PM CDT... At 1049 PM CDT, Doppler radar was tracking a strong thunderstorm near Boxelder, moving northeast at 45 mph. Nickel size hail and winds in excess of 40 mph will be possible with this storm. Locations impacted include... Boxelder, Avery, Annona, Haworth, Bokhoma, Moon, Cerrogordo, Goodlake, Harris, Goodwater, Shinewell, English and America. LAT...LON 3390 9440 3342 9490 3350 9502 3405 9467 TIME...MOT...LOC 0349Z 214DEG 38KT 3351 9493 12
Special weather statement, Apr 17, 10:54 PM CDT, 25 minutes before
Special Weather Statement
National Weather Service Shreveport LA
1054 PM CDT Wed Apr 17 2019
ARZ050-051-OKZ077-180445-
Howard AR-Sevier AR-McCurtain OK-
1054 PM CDT Wed Apr 17 2019
...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN SEVIER...
NORTHWESTERN HOWARD AND EAST CENTRAL MCCURTAIN COUNTIES UNTIL 1145 PM
CDT...
At 1053 PM CDT, Doppler radar was tracking a strong thunderstorm 10
miles northwest of De Queen, moving northeast at 30 mph.
Nickel size hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
De Queen, Gillham, Eagletown and West Line.
LAT...LON 3419 9447 3419 9424 3436 9425 3435 9414
3431 9407 3394 9449 3405 9466 3437 9447
TIME...MOT...LOC 0353Z 218DEG 27KT 3411 9451
12The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 10:49 PM CDT | Special Weather Statement | SHV | Red River | 41 min |
| Apr 18, 1:58 AM CDT | Lake Wind Advisory | SHV | Angelina, Bowie, Camp, Cass, Cherokee, Franklin and 15 more | 17 hr |
| Apr 18, 2:37 AM CDT | Severe Thunderstorm Warning | SHV | Cherokee, Nacogdoches, Rusk, Smith | 53 min |
| Apr 18, 2:41 AM CDT | Special Weather Statement | SHV | Smith | 64 min |
| Apr 18, 3:25 AM CDT | Severe Thunderstorm Warning | SHV | Angelina, Nacogdoches | 65 min |
| Apr 18, 3:30 AM CDT | Severe Thunderstorm Warning | SHV | Cherokee, Harrison, Nacogdoches, Panola, Rusk, Shelby | 60 min |
| Apr 18, 3:35 AM CDT | Special Weather Statement | SHV | Gregg, Harrison, Upshur | 40 min |
| Apr 18, 4:23 AM CDT | Severe Thunderstorm Warning | SHV | Harrison, Nacogdoches, Panola, Shelby | 67 min |
| Apr 18, 4:35 AM CDT | Special Weather Statement | SHV | Angelina, San Augustine, Shelby | 40 min |
| Apr 18, 6:08 AM CDT | Special Weather Statement | SHV | Sabine | 52 min |
| Apr 18, 10:00 AM CDT | River Flood Warning | SHV | Angelina, Houston, Polk, Trinity, Tyler | 49 days |
| Apr 18, 10:03 AM CDT | River Flood Warning | SHV | Franklin, Morris, Red River, Titus | 70 hr |
| Apr 18, 10:04 AM CDT | River Flood Warning | SHV | Gregg, Smith, Upshur, Wood | 55 days |
| Apr 18, 10:06 AM CDT | River Flood Warning | SHV | Wood | 70 hr |
| Apr 18, 5:27 AM CDT | Special Weather Statement | SHV | Webster | 48 min |
| Apr 18, 6:47 AM CDT | Severe Thunderstorm Warning | SHV | De Soto, Natchitoches, Red River, Sabine | 43 min |
| Apr 18, 7:28 AM CDT | Severe Thunderstorm Warning | SHV | Bienville, Jackson, Natchitoches, Red River, Winn | 29 min |
| Apr 18, 8:17 AM CDT | Tornado Warning | SHV | Grant, Natchitoches | 29 min |
| Apr 18, 8:46 AM CDT | Severe Thunderstorm Warning | SHV | Grant, Natchitoches, Winn | 44 min |
| Apr 18, 9:28 AM CDT | Severe Thunderstorm Warning | SHV | Grant, Natchitoches, Winn | 62 min |
| Apr 18, 10:19 AM CDT | Severe Thunderstorm Warning | SHV | Caldwell, Jackson, Ouachita, Winn | 37 min |
| Apr 18, 4:46 PM CDT | Special Weather Statement | SHV | Bossier | 44 min |
| Apr 17, 10:54 PM CDT | Special Weather Statement | SHV | Sevier | 51 min |
| Apr 17, 11:03 PM CDT | Severe Thunderstorm Warning | SHV | Howard, Sevier | 42 min |
| Apr 18, 12:00 AM CDT | Special Weather Statement | SHV | Sevier | 45 min |
| Apr 18, 12:48 AM CDT | Special Weather Statement | SHV | Nevada | 42 min |
| Apr 18, 1:06 AM CDT | Severe Thunderstorm Warning | SHV | Nevada | 24 min |
| Apr 18, 1:12 AM CDT | Special Weather Statement | SHV | Nevada | 33 min |
| Apr 18, 2:04 AM CDT | Special Weather Statement | SHV | Nevada | 41 min |
| Apr 18, 3:46 AM CDT | Special Weather Statement | SHV | Lafayette, Miller | 44 min |
| Apr 18, 4:28 AM CDT | Special Weather Statement | SHV | Columbia, Lafayette, Nevada | 32 min |
| Apr 18, 4:46 AM CDT | Flash Flood Warning | SHV | Hempstead, Nevada | 3 hr |
| Apr 18, 5:19 AM CDT | Special Weather Statement | SHV | Union | 41 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2019Severe Thunderstorm Warnings in Arkansas, 2019Every severe thunderstorm warning in 2019
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.